Career
She has published two books The first, Before I Die, is the fictional account of the last few months of a sixteen-year-old girl who has been dying of leukaemia for four years. The book is told in the first person.
As the book goes on, Tessa"s thoughts are used to explore the nature of life.
Downham"s second novel, You Against Maine, was published in December 2010. The book is powerful novel about family, loyalty, and the choices which we have to make.
Her third novel, Unbecoming, published in 2015, is a story of three generations of women and the uncovering of family secrets. In 1998, Downham played Anna, the Ralph"s Wife in Basil.
Now Is Good is a 2012 film based on Downham"s novel Before I Die, and stars Dakota Fanning and Jeremy Irvine.